One vertex per element, one color per generator, with an edge from x to x·s.
(1,2,6,4)(3,9,10,7)(5,12,13,8)(11,14,16,15)(17,18,22,25)(19,23,26,21)(20,24,28,32)(27,31,29,30)(33,34,38,41)(35,42,36,39)(37,40,46,45)(43,48,44,47)(2,4)(7,9)(8,12)(14,15)(17,19)(18,23)(20,27)(21,25)(22,26)(24,31)(28,29)(30,32)(33,35,38,36)(34,39,41,42)(37,43,46,44)(40,47,45,48)(2,4)(3,10)(5,13)(14,15)(19,26)(20,28)(21,23)(24,32)(33,34,38,41)(35,39,36,42)(37,45,46,40)(43,48,44,47)(1,3)(2,7)(4,9)(5,11)(6,10)(8,14)(12,15)(13,16)(17,19)(18,23)(20,29)(21,25)(22,26)(24,30)(27,28)(31,32)(33,34)(35,39)(36,42)(37,40)(38,41)(43,47)(44,48)(45,46) involution — undirected(1,4,6,2)(3,7,10,9)(5,12,13,8)(11,14,16,15)(17,20)(18,24)(19,27)(21,30)(22,28)(23,31)(25,32)(26,29)(33,36,38,35)(34,39,41,42)(37,44,46,43)(40,47,45,48)(1,5)(2,8)(3,11)(4,12)(6,13)(7,14)(9,15)(10,16)(17,21,22,23)(18,19,25,26)(20,30,28,31)(24,27,32,29)(33,37)(34,40)(35,43)(36,44)(38,46)(39,47)(41,45)(42,48)A Cayley diagram is a choice, not a fact about the group. Another drawing of this group — in a book, or on a different generating set — may look nothing like this one.